Triple

T12159583
Position Surface form Disambiguated ID Type / Status
Subject Dahisar railway station E289668 entity
Predicate locatedOn P40 FINISHED
Object Western line of Mumbai Suburban Railway E919781 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Western line of Mumbai Suburban Railway | Statement: [Dahisar railway station, locatedOn, Western line of Mumbai Suburban Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Western line of Mumbai Suburban Railway
Context triple: [Dahisar railway station, locatedOn, Western line of Mumbai Suburban Railway]
  • A. Western line (Mumbai Suburban Railway) chosen
    The Western line of the Mumbai Suburban Railway is a major commuter rail corridor running along Mumbai’s western coast, connecting Churchgate in South Mumbai to numerous northern suburbs and satellite towns.
  • B. Mumbai–Thane–Vashi–Panvel line
    The Mumbai–Thane–Vashi–Panvel line is a key suburban railway corridor in the Mumbai metropolitan region, connecting central Mumbai with major satellite cities like Thane, Navi Mumbai, and Panvel.
  • C. Mumbai–Kalyan–Kasara–Igatpuri line
    The Mumbai–Kalyan–Kasara–Igatpuri line is a major suburban and long-distance railway corridor in Maharashtra, India, connecting Mumbai with its northeastern suburbs and the onward routes toward Nashik and central India.
  • D. Mumbai–Vasai Road–Panvel line
    The Mumbai–Vasai Road–Panvel line is a suburban railway corridor in the Mumbai metropolitan region that connects the western suburb of Vasai Road with Panvel via key junctions, facilitating both commuter and freight movement.
  • E. Mumbai Suburban Railway
    The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d6ab4d6c00819095a9a7c35de83cfb completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d915c277e481908351bf4e664dda42 completed April 10, 2026, 3:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69f75d78433081909ae0278e9e1abacb completed May 3, 2026, 2:36 p.m.
Created at: April 8, 2026, 9:50 p.m.